Home / 76,432,883.49-114,535,949.99-56,138,923.17

Finding the Fourth Proportional to 76,432,883.49, 114,535,949.99 and 56,138,923.17

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Solution

The fourth proportional to 76,432,883.49, 114,535,949.99 and 56,138,923.17 is: 84,125,112.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,432,883.49 : 114,535,949.99 = 56,138,923.17 : x
  2. Step 2: Convert to fraction form
    76,432,883.49/114,535,949.99 = 56,138,923.17/x
  3. Step 3: Cross multiply
    76,432,883.49x = 114,535,949.99 × 56,138,923.17
  4. Step 4: Simplify right side
    76,432,883.49x = 6,429,924,896,410,878
  5. Step 5: Solve for x
    x = 6,429,924,896,410,878/76,432,883.49
  6. Step 6: Final answer
    x = 84,125,112.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.